Home / 495,696.04-684,276.60-314,686.24

Finding the Fourth Proportional to 495,696.04, 684,276.60 and 314,686.24

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Solution

The fourth proportional to 495,696.04, 684,276.60 and 314,686.24 is: 434,404.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,696.04 : 684,276.60 = 314,686.24 : x
  2. Step 2: Convert to fraction form
    495,696.04/684,276.60 = 314,686.24/x
  3. Step 3: Cross multiply
    495,696.04x = 684,276.60 × 314,686.24
  4. Step 4: Simplify right side
    495,696.04x = 215,332,430,373.98
  5. Step 5: Solve for x
    x = 215,332,430,373.98/495,696.04
  6. Step 6: Final answer
    x = 434,404.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.